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How to Get PAC Code for Xiaomi Guide 104

Last updated: 24 July 2026 · Category: PAC Codes Guides

Clear step-by-step help for how to get pac code for xiaomi guide 104, including checks for settings, SIM, signal, roaming, APN and device network options.

In this guide
  1. Quick checks
  2. Android method
  3. iPhone method
  4. When to contact your provider

Quick checks before changing settings

Restart your phone and wait one minute for the SIM or eSIM to reconnect to the network.
Check that mobile data, roaming or the related network feature is switched on.
Make sure your SIM is active and there are no spending caps, bars or account restrictions.
Move to a place with stronger signal and test again.

Android troubleshooting method

Open Settings, then go to Network & internet or Connections. Check SIM settings, mobile data, preferred network type, APN settings and roaming options. If the issue continues, reset mobile network settings and restart the device.

iPhone troubleshooting method

Open Settings, then check Mobile Service, SIM options, Mobile Data Network, roaming and carrier settings. Install any carrier update if shown. If the problem continues, use Reset Network Settings from the transfer or reset menu.

Common causes

ProblemWhat it means
Wrong APNThe phone cannot connect to the correct mobile internet gateway.
SIM not activeThe network may not have completed activation or number transfer.
Roaming disabledData may fail outside the home network area.
Weak signalThe phone may connect but fail to load internet services properly.

Frequently asked questions

Will resetting network settings delete my photos?

No. It usually removes saved WiFi passwords, Bluetooth pairings and network preferences, but it does not delete photos or personal files.

Should I contact my network provider?

Contact your provider if the issue started after a SIM swap, number transfer, roaming change, eSIM replacement or account update.

Can this fix work on both Android and iPhone?

Yes, the checks are written for both Android and iPhone, but menu names may be slightly different depending on device model and software version.

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